https://bugs.kde.org/show_bug.cgi?id=439039
Bug ID: 439039
Summary: Kwin_wayland crashes
Product: kwin
Version: 5.21.5
Platform: Fedora RPMs
OS: Linux
Status: REPORTED
Severity: crash
Priority: NOR
Component: wayland-generic
Assignee: kwin-bugs-n...@kde.org
Reporter: mihne...@gmail.com
Target Milestone: ---
SUMMARY
Kwin_wayland crashes
STEPS TO REPRODUCE
It happens randomly. I have no exact steps to write down
OBSERVED RESULT
Crash
EXPECTED RESULT
Not crash...?
SOFTWARE/OS VERSIONS
Linux/KDE Plasma: Fedora 34
KDE Plasma Version: 5.21.5
KDE Frameworks: 5.82.0
Qt: 5.15.2
ADDITIONAL INFORMATION
Below is the backtrace [coredumpctl debug kwin_wayland] :
0 0x000055b6d69882a9 in KWin::EffectWindowImpl::sceneWindow() (this=0x0)
at /usr/src/debug/kwin-5.21.5-3.fc34.x86_64/effects.h:646
#1 KWin::WindowStream::bufferToStream() (this=0x55b6d85eb5e0)
at
/usr/src/debug/kwin-5.21.5-3.fc34.x86_64/plugins/screencast/screencastmanager.cpp:73
#2 0x00007f66be5b14b0 in void doActivate<false>(QObject*, int, void**) () at
/lib64/libQt5Core.so.5
#3 0x00007f66be0f7978 in KWin::EffectsHandlerImpl::paintScreen(int, QRegion
const&, KWin::ScreenPaintData&)
(this=0x55b6d7d25220, mask=<optimized out>, region=<optimized out>,
data=<optimized out>)
at /usr/src/debug/kwin-5.21.5-3.fc34.x86_64/effects.cpp:378
#4 0x00007f66be0f7978 in KWin::EffectsHandlerImpl::paintScreen(int, QRegion
const&, KWin::ScreenPaintData&)
(this=0x55b6d7d25220, mask=<optimized out>, region=<optimized out>,
data=<optimized out>)
at /usr/src/debug/kwin-5.21.5-3.fc34.x86_64/effects.cpp:378
#5 0x00007f66be0f7978 in KWin::EffectsHandlerImpl::paintScreen(int, QRegion
const&, KWin::ScreenPaintData&)
(this=0x55b6d7d25220, mask=<optimized out>, region=<optimized out>,
data=<optimized out>)
at /usr/src/debug/kwin-5.21.5-3.fc34.x86_64/effects.cpp:378
#6 0x00007f66be163449 in KWin::Scene::paintScreen(int*, QRegion const&,
QRegion const&, QRegion*, QRegion*, KWin::RenderLoop*, QMatrix4x4 const&, QRect
const&, double)
(this=this@entry=0x55b6d74647b0, mask=mask@entry=0x7ffc2297ee10,
damage=..., repaint=..., updateRegion=updateRegion@entry=0x7ffc2297ee18,
validRegion=validRegion@entry=0x7ffc2297ee20, renderLoop=0x55b6d74b98b0,
projection=..., outputGeometry=..., screenScale=screenScale@entry=1) at
/usr/src/debug/kwin-5.21.5-3.fc34.x86_64/scene.cpp:197
#7 0x00007f66a85f2d69 in KWin::SceneOpenGL::paint(int, QRegion const&,
QList<KWin::Toplevel*> const&, KWin::RenderLoop*) (renderLoop=0x55b6d74b98b0,
toplevels=<optimized out>, damage=..., screenId=0, this=0x55b6d74647b0)
at
/usr/src/debug/kwin-5.21.5-3.fc34.x86_64/plugins/scenes/opengl/scene_opengl.cpp:645
#8 KWin::SceneOpenGL::paint(int, QRegion const&, QList<KWin::Toplevel*>
const&, KWin::RenderLoop*)
(this=0x55b6d74647b0, screenId=0, damage=..., toplevels=<optimized out>,
renderLoop=0x55b6d74b98b0)
at
/usr/src/debug/kwin-5.21.5-3.fc34.x86_64/plugins/scenes/opengl/scene_opengl.cpp:605
#9 0x00007f66be0cd2c5 in
KWin::Compositor::handleFrameRequested(KWin::RenderLoop*)
(renderLoop=0x55b6d74b98b0, this=<optimized out>) at
/usr/src/debug/kwin-5.21.5-3.fc34.x86_64/composite.cpp:665
#10 KWin::Compositor::handleFrameRequested(KWin::RenderLoop*) (this=<optimized
out>, renderLoop=0x55b6d74b98b0)
at /usr/src/debug/kwin-5.21.5-3.fc34.x86_64/composite.cpp:589
#11 0x00007f66be5b14b0 in void doActivate<false>(QObject*, int, void**) () at
/lib64/libQt5Core.so.5
--Type <RET> for more, q to quit, c to continue without paging--
#12 0x00007f66be091036 in KWin::RenderLoop::frameRequested(KWin::RenderLoop*)
(this=<optimized out>, _t1=<optimized out>)
at
/usr/src/debug/kwin-5.21.5-3.fc34.x86_64/x86_64-redhat-linux-gnu/kwin_autogen/EWIEGA46WW/moc_renderloop.cpp:193
#13 0x00007f66be15b087 in KWin::RenderLoopPrivate::dispatch()
(this=0x55b6d74b90c0)
at /usr/src/debug/kwin-5.21.5-3.fc34.x86_64/renderloop.cpp:143
#14 0x00007f66be5b14b0 in void doActivate<false>(QObject*, int, void**) () at
/lib64/libQt5Core.so.5
#15 0x00007f66be5b45ae in QTimer::timeout(QTimer::QPrivateSignal) () at
/lib64/libQt5Core.so.5
#16 0x00007f66be5a821f in QObject::event(QEvent*) () at /lib64/libQt5Core.so.5
#17 0x00007f66bd5b1e73 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /lib64/libQt5Widgets.so.5
#18 0x00007f66be580f48 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /lib64/libQt5Core.so.5
#19 0x00007f66be5cc9e3 in QTimerInfoList::activateTimers() () at
/lib64/libQt5Core.so.5
#20 0x00007f66be5caee0 in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /lib64/libQt5Core.so.5
#21 0x000055b6d69b2ec1 in
QUnixEventDispatcherQPA::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
()
#22 0x00007f66be57f9b2 in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/lib64/libQt5Core.so.5
#23 0x00007f66be587544 in QCoreApplication::exec() () at /lib64/libQt5Core.so.5
#24 0x000055b6d695f5b1 in main(int, char**) (argc=<optimized out>,
argv=0x7ffc2297f6c0)
at /usr/src/debug/kwin-5.21.5-3.fc34.x86_64/main_wayland.cpp:788
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